Error budget in SLO (google sre)

https://sre.google/workbook/error-budget-policy/ Google - Site Reliability Engineering Example Error Budget Policy Status Published Author Steven Thurgood Date 2018-02-19 Reviewers David Ferguson Approvers Betsy Beyer Approval Date 2018-02-20 Revisit Date 2019-02-01 The Example Game Service allows Android and iPhone users to play a game with sre.google

IAM policies

Port의 필요성

Port가 왜 필요해? 서버에는 여러 가지 서비스가 동시에 돌아가고 있어. 그러면 그 중 어떤 서비스로 갈지 어떻게 알아? IP가지고 말야. 그러니까 Port도 필요한거야. 1.1.1.1:80 아이피랑 소켓 같이 있는걸 socket이라고 한대. PDU (protocol data unit) Physical : bits data link : frame network : packet session/presentation/application : data AA, BB : MAC 어드레스 UDP는 handshake가 없다. 1990년대보다 layer 7에 더 많이 사용되는 프로토콜이 늘어난 이유는? -> 애플리케이션, 서비스가 더 많이 늘어났음. 기존 프로토콜을 재사용하는 경우도 있지만, 새로 만드는 경우도 있다..

AWS AI services : Amazon Transcribe, Amazon Comprehend

Artificial Intelligence AWS offers a variety of services powered by artificial intelligence (AI). For example, you can perform the following tasks with AWS AI services: Convert speech to text with Amazon Transcribe. Amazon Transcribe is an AWS service to convert speech to text, using automatic speech recognition (ASR) technology. You can use Amazon Transcribe for a variety of business applicatio..

AWS Cloud Adoption Framework

6가지의 관점이 존재한다. Business Ensure that your business strategies and goals align with your IT strategies and goals. People Use the People perspective to evaluate organizational structures and roles, apply new skill and process requirements, and identify gaps. This helps prioritize training, staffing, and organizational changes. Governance Use the Governance perspective to understand how to update th..